Dec 20 (Reuters) - Photon Control Inc PHO.V
* Court ordered Photon Research And Development, anyone acting on its behalf prohibited from initiating contact with customers without co's authorization
* Court ordered original injunctive order be modified to require Photon Research And Development to provide full access to all its developed IP to co, customers
* Court ordered co must provide photon research and development with right of first refusal for any research and development work for customers subject to certain terms
* Photon control provides litigation update
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